Porsche Boxster Top Speed: The Porsche Boxster S PDK - [2012] has a top speed of 172 mph (276.8 kph) Porsche Boxster Acceleration: This Boxster accelerates 0-60mph (96.6 kph) in 4.9 seconds or 0-100kph in 5.1 and can achieve an estimated 1/4 mile drag time in 13.51 seconds with a trap speed of 101.2 mph.